大约有 17,000 项符合查询结果(耗时:0.0296秒) [XML]

https://stackoverflow.com/ques... 

What is the difference between single-quoted and double-quoted strings in PHP?

I'm a little confused why I see some code in PHP with string placed in single quotes and sometimes in double quotes. 12 Ans...
https://stackoverflow.com/ques... 

phpmyadmin logs out after 1440 secs

In my local development Ubuntu box I use MySQL and phpmyadmin to work with the database. 24 Answers ...
https://stackoverflow.com/ques... 

How to display Base64 images in HTML?

... If you have PHP on the back-end, you can use this code: $image = 'http://images.itracki.com/2011/06/favicon.png'; // Read image path, convert to base64 encoding $imageData = base64_encode(file_get_contents($image)); // Format the image...
https://stackoverflow.com/ques... 

How do I see the extensions loaded by PHP?

It's got to be somewhere in the phpinfo() dump, but I just don't know where. Is it supposed to be under the "Additional Modules" section? Somewhere else? I'm trying to figure out why some extensions don't appear to be loaded, but I don't even know where I should be looking. ...
https://www.tsingfun.com/it/tech/937.html 

php:获取数组第一个值 - 更多技术 - 清泛网 - 专注C/C++及内核技术

php:获取数组第一个值自PHP 5.4版本后可以使用[ ]来取数据指定位置的元素,索引从0开始,即$arr[0]取数组第一个值。不过为了兼容性,建议还是采取reset(),current(),next()等函数来取数组中的值,reset($arr)后current($arr)取第一个值。自...
https://bbs.tsingfun.com/thread-64-1-1.html 

LINUX下用PHPIZE安装PHP GD扩展 - PHP - 清泛IT论坛,有思想、有深度

...zqp2013 于 2015-4-26 14:39 编辑 环境:LNMP in centOS 6.4。linux下PHP的扩展可以用phpize的方法,比较简单地进行启用。以下以PHP-GD2 库安装为例子。sudo yum install php-gd2  png jpeg freetype   //YUM安装扩展cd /app/php-5.4.13/ext/gd &nbs...
https://stackoverflow.com/ques... 

Is there a point to minifying PHP?

I know you can minify PHP, but I'm wondering if there is any point. PHP is an interpreted language so will run a little slower than a compiled language. My question is: would clients see a visible speed improvement in page loads and such if I were to minify my PHP? ...
https://stackoverflow.com/ques... 

What are Long-Polling, Websockets, Server-Sent Events (SSE) and Comet?

... a lot about websockets (with socket.io [a node.js library]) but why not PHP ? You can use PHP with WebSockets, check out Ratchet. share | improve this answer | follow ...
https://stackoverflow.com/ques... 

Automatic post-registration user authentication

...rity context. Here's an example based on my setup: RegistrationController.php: $token = new UsernamePasswordToken($userEntity, null, 'main', array('ROLE_USER')); $this->get('security.context')->setToken($token); Where main is the name of the firewall for your application (thanks, @Joe). Th...
https://stackoverflow.com/ques... 

Maximum execution time in phpMyadmin

When I try to execute (some) queries in phpMyadmin I get this error 12 Answers 12 ...